... cold rolled steel,stainless steel,galvanized steel,copper ,brass.6. Equipment: 25-400ton punching machine, CNC machining, milling, turning, lathe ... . Part can be supplied according to customers' drawings or samples.Rizhao Yuxin Motivity Co.,Ltd is a leading ... development, assembly line, cold punching line. More than 1600 advanced machines for punching, turing, milling, maching, weld, galvanizing, heat ...